Analysis on runoff variation and influencing factors in river Yurunkax and Karakax

Temperature and precipitation of areas around Taklimakan desert showed an obvious rising trend in recent forty years.Runoff in river Yurunkax and Karakax which located in the south desert and recharged by snow and glaciers melt water and rainwater on west Kunlun mountain should be rising.Analyzing showed that runoff was in descending after processing data,and summer temperature was the key role for maintaining the runoff steady of river Yurunkax and Karakax;summer precipitation on mountain area played an important role for the runoff decline of river Yurunkax and Karakax.